1 // Copyright (C) 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /********************************************************************
4 * COPYRIGHT:
5 * Copyright (c) 1997-2006, International Business Machines Corporation and
6 * others. All Rights Reserved.
7 ********************************************************************/
8
9 #ifndef _DATEFORMATROUNDTRIPTEST_
10 #define _DATEFORMATROUNDTRIPTEST_
11
12 #include "unicode/utypes.h"
13
14 #if !UCONFIG_NO_FORMATTING
15
16 #include "unicode/unistr.h"
17 #include "unicode/datefmt.h"
18 #include "unicode/smpdtfmt.h"
19 #include "unicode/calendar.h"
20 #include "intltest.h"
21
22 /**
23 * Performs round-trip tests for DateFormat
24 **/
25 class DateFormatRoundTripTest : public IntlTest {
26
27 // IntlTest override
28 void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par );
29
30 public:
31 DateFormatRoundTripTest();
32 virtual ~DateFormatRoundTripTest();
33
34 void TestDateFormatRoundTrip(void);
35 void TestCentury(void);
36 void test(const Locale& loc);
37 void test(DateFormat *fmt, const Locale &origLocale, UBool timeOnly = FALSE );
38 int32_t getField(UDate d, int32_t f);
39 UnicodeString& escape(const UnicodeString& src, UnicodeString& dst);
40 UDate generateDate(void);
41 UDate generateDate(UDate minDate);
42
43
44 //============================================================
45 // statics
46 //============================================================
47
48 /**
49 * Return a random uint32_t
50 **/
randLong()51 static uint32_t randLong() {
52 // The portable IntlTest::random() function has sufficient
53 // resolution for a 16-bit value, but not for 32 bits.
54 return ((uint32_t) (IntlTest::random() * (1<<16))) |
55 (((uint32_t) (IntlTest::random() * (1<<16))) << 16);
56 }
57
58 /**
59 * Return a random double 0 <= x <= 1.0
60 **/
randFraction()61 static double randFraction()
62 {
63 return (double)randLong() / (double)0xFFFFFFFF;
64 }
65
66 /**
67 * Return a random value from -range..+range (closed).
68 **/
randDouble(double range)69 static double randDouble(double range)
70 {
71 double a = randFraction();
72 //while(TPlatformUtilities::isInfinite(a) || TPlatformUtilities::isNaN(a))
73 // a = randFraction();
74 return (2.0 * range * a) - range;
75 }
76
77 protected:
78 UBool failure(UErrorCode status, const char* msg);
79 UBool failure(UErrorCode status, const char* msg, const UnicodeString& str);
80
81 const UnicodeString& fullFormat(UDate d);
82
83 private:
84
85 static int32_t SPARSENESS;
86 static int32_t TRIALS;
87 static int32_t DEPTH;
88
89 UBool optionv; // TRUE if @v option is given on command line
90 SimpleDateFormat *dateFormat;
91 UnicodeString fgStr;
92 Calendar *getFieldCal;
93 };
94
95 #endif /* #if !UCONFIG_NO_FORMATTING */
96
97 #endif // _DATEFORMATROUNDTRIPTEST_
98 //eof
99